diff --git a/manifests/nagios/objects/add_contact_rules.pp b/manifests/nagios/objects/add_contact_rules.pp
index 3384911..275c67d 100644
--- a/manifests/nagios/objects/add_contact_rules.pp
+++ b/manifests/nagios/objects/add_contact_rules.pp
@@ -51,7 +51,7 @@ class cd_nagios::nagios::objects::add_contact_rules (
 
     # manage file header
 
-    concat::fragment { 'header':
+    concat::fragment { 'contact_header':
       target    =>  $ng_target_add_contact,
       content   =>  template($ng_contacts_head_erb),
       order     =>  '000',
diff --git a/manifests/nagios/objects/template_rules.pp b/manifests/nagios/objects/template_rules.pp
index 63e94bb..9224e8f 100644
--- a/manifests/nagios/objects/template_rules.pp
+++ b/manifests/nagios/objects/template_rules.pp
@@ -46,7 +46,7 @@ class cd_nagios::nagios::objects::template_rules (
       notify    =>  Service[$ng_service],
     }
 
-  concat::fragment { 'header':
+  concat::fragment { 'template_header':
     target    =>  $ng_target_templates,
     content   =>  template($ng_templates_head_erb),
     order     =>  '000',